Reusable diaper comprising: - an inner layer (1) made of an organic textile material and at least 5% elastane, - an intermediate layer (2) of fine terry formed by polyester and at least 80% bamboo, and - an outer layer in which a micro-polar fabric portion (3) and a cotton textile portion (4) differ, characterized in that the reusable diaper is made up of a body from which wings (5) emerge laterally for fastening and where the portion of micro polar fabric (3) of the outer layer has a grammage of at least 135 g/m2 and 150 g/m2 . (Machine-translation by Google Translate, not legally binding)